Beijing residents advised to stay indoors as much as possible with severe pollution at levels 'beyond index'
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/chinas-air-pollution-again-danger-levels
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/guardian-uk
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/china
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution-control
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cars
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial-pollution
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-quality-monitoring
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pm-25
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/who